This paper presents a phase-inductance-based position estimation method for interior permanent magnet synchronous motors (IPMSMs).According to the characteristics of phase induction of IPMSMs, the corresponding relationship of Soft shell the rotor position and the phase inductance is obtained.In order to eliminate the effect of the zero-sequence co

This study’s aim was to determine the pesticide residues in 10 different vegetable commodities from the Asir region, Saudi Arabia.We evaluated 211 ORTHO BONE vegetable samples, collected from supermarkets between March 2018 and September 2018, for a total of 80 different pesticides using ultrahigh-performance liquid chromatography−tande

This paper aimed at discussing online instructional strategies and learning quadrant for English language learning during COVID-19 pandemic.Therefore, the current paper reviews possible instructional strategies and learning quadrant used by a teacher in the teaching process from online platforms to ensure the educational goals are plausible to be a

Aiming at the real intestinal environment, the commonly used feature extraction algorithms are compared and analyzed.The performances of SIFT, BRISK, ORB and FREAK are evaluated from three aspects: feature extraction time, correct matching rate and attitude estimation accuracy under rotation and scaling transformation.ORB binary feature operator ha